Subsidence Benchmarks
Summary
SCH Number
2026020286
Public Agency
Aliso Water District Groundwater Sustainability Agency
(GSA)
Document Title
Subsidence Benchmarks
Document Type
NOE - Notice of Exemption
Received
Posted
2/9/2026
Document Description
The proposed Project involves driving seven (7) subsidence benchmark rods into the ground until refusal and setting a 6-inch diameter concrete monument surrounding each rod. The Project is a component of improving the monitoring network for Land Subsidence as part of the Delta-Mendota Subbasin Groundwater Sustainability Plan (GSP).
Contact Information
Name
Roy Catania
Agency Name
Aliso Water District Groundwater Sustainability Agency
Job Title
President
Contact Types
Lead/Public Agency / Project Applicant
Address
Phone
Email
Location
Cities
Madera
Counties
Madera
Regions
Northern California
Other Location Info
ID APN Latitude Longitude
09-229 APN 040-154-002 36.799841 -120.254715
09-230 APN 042-171-003 36.836289 -120.331646
09-233 APN 040-211-007 36.782626 -120.262676
09-232 APN 041-250-001 36.9012 -120.28235
09-233 APN 041-240-001 36.878016 -120.273466
09-234 APN 040-153-007 36.821727 -120.242753
09-238 APN 040-042-003 36.828969 -120.260224
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
Section 15306, Class 6 - Information Collection
Reasons for Exemption
The proposed Project will fill data gaps in the GSA‘s subsidence monitoring network. The installation of the benchmarks would require minor ground disturbance and would not result in a major disturbance to an environmental resource and qualifies for Categorical Exemption 15306.
County Clerk
Madera
Attachments
Notice of Exemption
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